Ontology mapping
- Primary identifier
-
kgmicrobe.ingredient:sodium_potassium_phosphate_buffer - Ontology term
-
NCIT:C29321— Phosphate Buffer - Ontology label
- Phosphate Buffer
- Notes
- Imported from mim-queue (source_id=mediadive.ingredient:631); no CAS-RN or CHEBI/NCIT match. Curator review needed. Sodium potassium phosphate buffer is a formulation variant, not identical to the generic phosphate buffer class.
- kg-microbe node
kgmicrobe.ingredient:sodium_potassium_phosphate_buffer
Physicochemical roles
- Role
- BUFFER
- Confidence
- 0.8
- Evidence
- Reference type
- COMPUTATIONAL_PREDICTION
- Reference text
- Inferred from curated media-role name pattern
- Curator note
- Provisional role from a curated name-pattern rule; review recommended.
Synonyms (1)
| Synonym | Type | Source | Occurrences |
|---|---|---|---|
| Sodium Potassium phosphate buffer | RAW_TEXT | mim-queue |
Evidence (1)
CURATOR_JUDGMENT
via ingredient_mapping_review_2026-05-05
Sodium potassium phosphate buffer is a formulation variant, not identical to the generic phosphate buffer class.
Occurrence statistics
- Total occurrences
- 6
- Distinct media
- 6
Curation history
| Timestamp | Curator | Action | New status | Changes |
|---|---|---|---|---|
| 2026-04-30T18:43:03.698454+00:00 | audit_import_ingredients[mim-queue] | CREATED_AS_UNMAPPED | UNMAPPED | Imported from mim-queue (source_id=mediadive.ingredient:631); no CAS-RN or CHEBI/NCIT match. Curator review needed. |
| 2026-05-02T03:12:19.903006+00:00 | auto_classify_ingredient_type | AUTO_CLASSIFY_INGREDIENT_TYPE | set ingredient_type=STOCK_SOLUTION (name matches solution pattern 'phosphate buffer') | |
| 2026-05-02T03:18:21.973401+00:00 | resolve_unmapped_v2 | AUTO_UPGRADE_TO_NCIT | primary UNMAPPED_0526 → NCIT:C29321 (strategy=stem-match) | |
| 2026-05-05T00:00:00+00:00 | ingredient_mapping_review_2026_05_05 | CORRECTED | MAPPED | Changed identifier from NCIT:C29321 to kgmicrobe.ingredient:sodium_potassium_phosphate_buffer and retained NCIT:C29321 only as CLOSE_MATCH. Sodium potassium phosphate buffer is a formulation variant, not identical to the generic phosphate buffer class. |
| 2026-06-03T02:06:01.751074+00:00 | infer_roles_from_name_lists | ANNOTATED | Added media role: BUFFER (confidence: 0.80) | |
| 2026-07-20T00:00:00+00:00 | migrate_media_roles_to_facets | ANNOTATED | Migrated legacy media_roles to role facets (#128): BUFFER -> physicochemical_roles.BUFFER | |
| 2026-08-27T03:16:39.519875+00:00 | refresh_occurrence_statistics | CORRECTED | occurrence_statistics 0/0 -> 6/6 (media_count/total_occurrences), derived from distinct CultureMech recipe ids in the #337 occurrence table. The prior values came from the importer retired in #453, whose media_count counted a list truncated to 50 examples (#449). [source=ingredient_occurrences.tsv culturemech_rev=15a4da5c08 rows=194137 distinct_recipes=15257] |